Aspidonia–Schildtiere from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2272991/free-illustration-image-ernst-haeckel-biology-jellyfish Free Image from public domain license
Decapoda–Behnfukkreble from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2267771/free-illustration-image-shrimp-sea-haeckel Free Image from public domain license
Tetracoralla–Bierstrahlige Sternkorallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of… https://www.rawpixel.com/image/2272988/free-illustration-image-ernst-haeckel-beer-coral Free Image from public domain license
Flower set from La Botanique de J. J. Rousseau by Pierre-Joseph Redouté (1759–1840). Original from the Library… https://www.rawpixel.com/image/573913/blooming-mixed-flowers Free Image from public domain license
Medieval pattern. Digitally enhanced from our own original first edition of The Practical Decorator and Ornamentist (1892)… https://www.rawpixel.com/image/262803/free-illustration-image-medieval-ornaments-ancient-pattern Free Image from public domain license
Blastoïdea–Knospensterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272982/free-illustration-image-haeckel-stars-vintage-marine-life Free Image from public domain license
Lily and crown pattern. Digitally enhanced from our own original first edition of The Practical Decorator and Ornamentist… https://www.rawpixel.com/image/262828/free-illustration-image-crown-medieval-pattern Free Image from public domain license
Diatomea–Schachtellinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2271896/free-illustration-image-ernst-haeckel-algae Free Image from public domain license
Siphonophorae–Staatsquallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272318/free-illustration-image-jellyfish-ernst-haeckel-sea Free Image from public domain license
Siphonophorae–Staatsquallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272219/free-illustration-image-ernst-haeckel-jellyfish Free Image from public domain license
Ventenat's Rose, also known as Rose Bush (Rosa ventenatiana) from Les Roses (1817–1824) by Pierre-Joseph… https://www.rawpixel.com/image/574408/ventenat-rose-bloom Free Image from public domain license
Agatha rose, also known as Rosa gallica-Agatha, Var. Prolifera from Les Roses (1817–1824) by Pierre-Joseph… https://www.rawpixel.com/image/574412/pink-agatha-rose Free Image from public domain license
Crytoidea–Flaschenstrahlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272986/free-illustration-image-haeckel-vintage-marine-life Free Image from public domain license
Filicinae–Laubfarne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2272292/free-illustration-image-fern-tree-life-sea Free Image from public domain license
Spumellaria–Schaumstrahlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272984/free-illustration-image-ernst-haeckel-sea-century Free Image from public domain license
Paper birch, Betula excelsa from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568394/paper-birch-tree Free Image from public domain license
Echinidea–Igelsterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2272987/free-illustration-image-ernst-haeckel-sand-dollar-vintage Free Image from public domain license
Diatomea–Schachtellinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2268489/free-illustration-image-algae-haeckel-vintage-art Free Image from public domain license
Echinidea–Igelsterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2270508/free-illustration-image-haeckel-kunstformen-der-natur-echinidea-poster Free Image from public domain license
Cape African-queen, Malva virgata from Traité des Arbres et Arbustes que l'on cultive en France en pleine terre… https://www.rawpixel.com/image/569412/cape-african-queen-flowers Free Image from public domain license
Sertulariae–Reihenpolnpen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2273538/free-illustration-image-sea-vintage-haeckel Free Image from public domain license
Trout Flies. Digitally enhanced from our own original 1892 edition of Favorite Flies and Their Histories by Mary Orvis… https://www.rawpixel.com/image/401785/free-illustration-image-fly-fishing-orvis-fish Free Image from public domain license
Flower set from La Botanique de J. J. Rousseau by Pierre-Joseph Redouté (1759–1840). Original from the Library… https://www.rawpixel.com/image/573775/various-flowers-bloom Free Image from public domain license
Pear fruit from La Botanique de J. J. Rousseau by Pierre-Joseph Redouté (1759–1840). Original from the Library… https://www.rawpixel.com/image/574028/pear-branch Free Image from public domain license
Campanariae–Glockenpolnpen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272355/free-illustration-image-animals-vintage-sea-biology Free Image from public domain license
Phaeodaria–Rohrstrahlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2271894/free-illustration-image-ernst-haeckel-radiolaria Free Image from public domain license
Amphoridea–Urnensterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272996/free-illustration-image-ernst-haeckel-biology-marine Free Image from public domain license
Robinia rosea (Robinier rose) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/567914/robinier-rose-bloom Free Image from public domain license
Renaissance pattern. Digitally enhanced from our own original first edition of The Practical Decorator and Ornamentist… https://www.rawpixel.com/image/262814/free-illustration-image-renaissance-public-domain-the-practical-decorator-and-ornamentist Free Image from public domain license
Pennatulida–Federkorallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2273628/free-illustration-image-feather-coral-sea Free Image from public domain license
Pistachio (Pistaccia vera) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568460/pistachio-plant Free Image from public domain license
Cystoidea–Beutelsterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2266723/free-illustration-image-ernst-haeckel-poster Free Image from public domain license
Hexactinellae–Glasschwämme from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272343/free-illustration-image-ernst-haeckel-sea-sponge-glass Free Image from public domain license
Gorgonida–Rindenkorallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2271143/free-illustration-image-ernst-haeckel-coral-sea Free Image from public domain license
Redcurrant (Ribes rubrum) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568548/redcurrant-plant Free Image from public domain license
Thoracostraca–Panzerkrebse from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2270305/free-illustration-image-art-forms-nature-vintage-art-life Free Image from public domain license
Narcomedusae–Spangenquallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272222/free-illustration-image-jellyfish-animals-vintage-sea Free Image from public domain license
Medieval pattern. Digitally enhanced from our own original first edition of The Practical Decorator and Ornamentist (1892)… https://www.rawpixel.com/image/262841/free-illustration-image-pattern-practical-decorator-medieval Free Image from public domain license
Acanthometra–Stachelstrahlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2273527/free-illustration-image-ernst-haeckel-sea-kunstformen-der-natur-acanthometra Free Image from public domain license
Teleostei–Knochenfische from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2266739/free-illustration-image-fish-ernst-haeckel-sea Free Image from public domain license
Modern mansion showing the arabesque architecture of Cairo illustration by David Roberts (1796–1864). Original from… https://www.rawpixel.com/image/425190/free-illustration-image-arabesque-architecture-egypt Free Image from public domain license
Diatomea–Schachtellinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272220/free-illustration-image-ernst-haeckel-sea-vintage Free Image from public domain license
Eared willow (Salix ulmifolia) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568287/eared-willow-plant Free Image from public domain license
Tree stump and plant stem from La Botanique de J. J. Rousseau by Pierre-Joseph Redouté (1759–1840). Original… https://www.rawpixel.com/image/573945/tree-stump-and-plant-stem Free Image from public domain license
Crinoidea–Palmensterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2273629/free-illustration-image-sea-plant-under-scientific-print Free Image from public domain license
Bryozoa–Woostiere from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2272998/free-illustration-image-haeckel-sea-century Free Image from public domain license
Hunter returning from Histoire de l'art égyptien (1878) by Émile Prisse d'Avennes. Original from The New York… https://www.rawpixel.com/image/421151/free-illustration-image-egypt-emile-ancient Free Image from public domain license
Ciliata–Wimperlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2271895/free-illustration-image-ernst-haeckel-sea-vintage Free Image from public domain license
Tree leaves set from La Botanique de J. J. Rousseau by Pierre-Joseph Redouté (1759–1840). Original from the… https://www.rawpixel.com/image/573967/leaves-from-trees Free Image from public domain license
Ophiodea–Schlangensterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272237/free-illustration-image-ernst-haeckel-starfish-star-marine Free Image from public domain license
Stauromedusae–Becherquallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272223/free-illustration-image-ernst-haeckel-jellyfish-art-forms-nature Free Image from public domain license
Spyroidea–Nükchenstrahlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of… https://www.rawpixel.com/image/2273531/free-illustration-image-ernst-haeckel-sea-microorganism Free Image from public domain license
Rotatoria–Rädertiere from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2273544/free-illustration-image-ernst-haeckel-wheel-sea Free Image from public domain license
Flagellata–Geiklinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2272226/free-illustration-image-vintage-sea-art-forms-nature Free Image from public domain license
Hillock bush (Melaleuca hippericifolia) from Traité des Arbres et Arbustes que l’on cultive en France en pleine… https://www.rawpixel.com/image/568560/hillock-bush-plant Free Image from public domain license
Peridinea–Geikelhütchen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2273609/free-illustration-image-algae-art-forms-nature-sea Free Image from public domain license
Neo-Grec pattern. Digitally enhanced from our own original first edition of The Practical Decorator and Ornamentist (1892)… https://www.rawpixel.com/image/262808/free-illustration-image-greek-ornamental-art Free Image from public domain license
Peasant Standing with Arms Crossed (Paysan debout, les bras croisés) (ca. 1895) by Paul Cézanne. Original from… https://www.rawpixel.com/image/2035681/peasant-standing-paul-cezanne Free Image from public domain license
Giraffe from Zoological lectures delivered at the Royal institution in the years 1806-7 illustrated by George Shaw (1751… https://www.rawpixel.com/image/328395/free-illustration-image-giraffe-animals Free Image from public domain license
Karnac (Karnak) illustration by David Roberts (1796–1864). Original from The New York Public Library. Digitally… https://www.rawpixel.com/image/425139/free-illustration-image-egypt-egyptian-architecture Free Image from public domain license
Head of a Beauty (ca. 1825) print in high resolution by Keisai Eisen. Original from The MET Museum. https://www.rawpixel.com/image/7639761/image-art-vintage-public-domain Free Image from public domain license
Midsummer Number (ca. 1890–1900) print in high resolution by Edward Penfield. https://www.rawpixel.com/image/8649876/image-art-vintage-public-domain Free Image from public domain license
Franse vrouw te paard met Chinese bediende en kind, Utagawa Yoshikazu (1862) print in high resolution by Utagawa Yoshikazu.… https://www.rawpixel.com/image/7635437/image-art-vintage-public-domain Free Image from public domain license
Rosa × noisettiana, also known as Rose of Philippe Noiselle from Les Roses (1817–1824) by Pierre-Joseph… https://www.rawpixel.com/image/574470/flowering-rosebush Free Image from public domain license
Bitter sweet oranges on a branch (Citrus Bigaradia Sinensis) from Traité des Arbres et Arbustes que l’on… https://www.rawpixel.com/image/569396/orange-tree-branch Free Image from public domain license
Common holly (Ilex aquifolium) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/567700/holly-branch-poster Free Image from public domain license
Bitter orange (Citrus Bigaradia violacea) from Traité des Arbres et Arbustes que l’on cultive en France en… https://www.rawpixel.com/image/569504/orange-tree-branch Free Image from public domain license
White pine, Pinus strobusfrom Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/569043/white-pine-tree Free Image from public domain license
Red Cabbage Rose, also known as Bengal eyelet (Rosa indica caryophyllea) from Les Roses (1817–1824) by Pierre-Joseph… https://www.rawpixel.com/image/574557/red-cabbage-rose-bloom Free Image from public domain license
Gamochonia–Trichterkraken from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… https://www.rawpixel.com/image/2272228/free-illustration-image-octopus-sea-haeckel Free Image from public domain license
Orange bulbous lily from La botanique de J. J. Rousseau by Pierre-Joseph Redouté (1759–1840). Original from the… https://www.rawpixel.com/image/573800/orange-bulbous-lily Free Image from public domain license
The Sun Parakeet, Aratinga solstitialis from Natural History of Parrots (1801—1805) by Francois Levaillant. Original… https://www.rawpixel.com/image/554770/sun-parakeet-vintage-poster Free Image from public domain license
Persian lilac (lilac persica) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568193/blooming-persian-lilac Free Image from public domain license
Burgundian Rose, Rosa pomponia from Les Roses (1817–1824) by Pierre-Joseph Redouté. Original from the Library… https://www.rawpixel.com/image/574487/blooming-pink-rosebush Free Image from public domain license
Royal White Rose, Rosa alba regalis from Les Roses (1817–1824) by Pierre-Joseph Redouté. Original from the… https://www.rawpixel.com/image/574431/vintage-rosa-alba-poster Free Image from public domain license
Wild carrot from La Botanique de J. J. Rousseau by Pierre-Joseph Redouté (1759–1840). Original from the Library… https://www.rawpixel.com/image/573778/queen-annes-lace-flower Free Image from public domain license
Damask Rose, York and Lancaster Rose also known as Rosa damascena variegata from Les Roses (1817–1824) by Pierre… https://www.rawpixel.com/image/574544/white-damask-rose Free Image from public domain license
Magnolia (magnolia glauca) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568348/blooming-magnolia-tree Free Image from public domain license
Green olive, Olea europaeafrom Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568780/green-olive-tree Free Image from public domain license
Rose of Van Eeden, Rosa gallica purpurea velutina, parva from Les Roses (1817–1824) by Pierre-Joseph Redouté.… https://www.rawpixel.com/image/574458/van-eeden-rose Free Image from public domain license
Austrian Copper Rose, Rosa eglanteria var. punicea from Les Roses (1817–1824) by Pierre-Joseph Redouté.… https://www.rawpixel.com/image/574402/vintage-austrian-briar-rose-poster Free Image from public domain license
The Palm Cockatoo, Probosciger aterrimus from Natural History of Parrots (1801—1805) by Francois Levaillant. Original… https://www.rawpixel.com/image/554837/goliath-cockatoo-vintage-poster Free Image from public domain license
Rosa gallica granules, also known asRosebush of France with Pomegranate from Les Roses (1817–1824) by Pierre-Joseph… https://www.rawpixel.com/image/574445/pink-french-roses Free Image from public domain license
Semi-Double Variety of Tomentose Rose, also know as Rosebush with Soft Leaves (Rosa mollissima) from Les Roses… https://www.rawpixel.com/image/574566/pink-roses-bloom Free Image from public domain license
Grapefruit, Citrus decumana from Traité des Arbres et Arbustes que l'on cultive en France en pleine terre… https://www.rawpixel.com/image/569539/grapefruit-branch Free Image from public domain license
Rosa Mundi, French Rosebush with Varigated Flowers (Rosa gallica versicolor) from Les Roses (1817–1824) by Pierre… https://www.rawpixel.com/image/574514/pink-french-rosebush Free Image from public domain license
Moutan peony (Pivoine moutan) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/569264/pink-moutan-peony Free Image from public domain license
Provence Rose, Rosa indica from Les Roses (1817–1824) by Pierre-Joseph Redouté. Original from the Library of… https://www.rawpixel.com/image/574511/blooming-pink-cabbage-rose Free Image from public domain license
Rosa × alba, also known as White Rose with Hemp Leaves (Rosa alba cimboefolia) from Les Roses (1817–1824) by… https://www.rawpixel.com/image/574605/white-rose-york-bloom Free Image from public domain license
Tineida–Motten from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2267767/free-illustration-image-moth-ernst-haeckel Free Image from public domain license
Coronations & friezes of flowers (Theban Necropolis) from Histoire de l'art égyptien (1878) by Émile Prisse… https://www.rawpixel.com/image/421048/free-illustration-image-egyptian-emile-egypt Free Image from public domain license
Senegal Parrot from Natural History of Parrots (1801—1805) by Francois Levaillant. Original from the Biodiversity… https://www.rawpixel.com/image/554681/rare-yellow-senegal-parrot-vintage-poster Free Image from public domain license
Olive (Olea Europæa) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568784/olive-branch Free Image from public domain license
Double Moss Rose, also known as Sparkling Rosebush with Double Flowers (Rosa muscosa multiplex) from Les Roses… https://www.rawpixel.com/image/574410/vintage-rosebush-drawing Free Image from public domain license
Guerin's Rose, also known as One Hundred-Leaved Rose (Rosa gallica gueriniana) from Les Roses (1817–1824) by Pierre… https://www.rawpixel.com/image/574488/one-hundred-leaved-rose Free Image from public domain license
Rose of Sharon (Hibiscus syriacus) from Traité des Arbres et Arbustes que l’on cultive en France en pleine… https://www.rawpixel.com/image/569023/rose-sharon-poster Free Image from public domain license
Lily magnolia (Magnolia discolor) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568368/japanese-magnolia-poster Free Image from public domain license
English oak, Quercus fastigiata from Traité des Arbres et Arbustes que l'on cultive en France en pleine terre… https://www.rawpixel.com/image/569562/english-oak-tree Free Image from public domain license